agenttesla | 45717708e1d13150abc0d57e9c014443649b4e50243dc3409dda599cfcb2f4e0

General

Target

HBL NO NGT25010873.scr.exe
Size

1.7MB
MD5

b80331ab84fb85129717d5d846097bdb
SHA1

cee98d946b4dd163997031702718aaeace697b6c
SHA256

45717708e1d13150abc0d57e9c014443649b4e50243dc3409dda599cfcb2f4e0
SHA512

5e8f3173a92dae236f5c9529aca481c3875cb227c859d686308ab1edac416cd5a55acc4bee83fa293dfd71937850dea000dbdc6c0605de0dc48a1eaea855bc28
SSDEEP

24576:ASexfdr+bRvWH/i+vKzm3EEExkXq7TYA2rQtlHPI47s:dLReHaol0QQB

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
s4.serv00.com
Port:
21
Username:
f2241_evica
Password:
Doll280@@

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://s4.serv00.com
Port:
21
Username:
f2241_evica
Password:
Doll280@@

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Agenttesla family
agenttesla

Executes dropped EXE 1 IoCs

pid	Process
1736	HBL NO NGT25010873.scr.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\adobe = "C:\\Users\\Admin\\AppData\\Roaming\\adobe\\adobe.exe"	HBL NO NGT25010873.scr.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
23	api.ipify.org
24	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4576 set thread context of 1736	4576	HBL NO NGT25010873.scr.exe	89

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HBL NO NGT25010873.scr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HBL NO NGT25010873.scr.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1736	HBL NO NGT25010873.scr.exe
1736	HBL NO NGT25010873.scr.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1736	HBL NO NGT25010873.scr.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1736	HBL NO NGT25010873.scr.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4576 wrote to memory of 1736	4576	HBL NO NGT25010873.scr.exe	89
PID 4576 wrote to memory of 1736	4576	HBL NO NGT25010873.scr.exe	89
PID 4576 wrote to memory of 1736	4576	HBL NO NGT25010873.scr.exe	89
PID 4576 wrote to memory of 1736	4576	HBL NO NGT25010873.scr.exe	89
PID 4576 wrote to memory of 1736	4576	HBL NO NGT25010873.scr.exe	89
PID 4576 wrote to memory of 1736	4576	HBL NO NGT25010873.scr.exe	89
PID 4576 wrote to memory of 1736	4576	HBL NO NGT25010873.scr.exe	89
PID 4576 wrote to memory of 1736	4576	HBL NO NGT25010873.scr.exe	89

C:\Users\Admin\AppData\Local\Temp\HBL NO NGT25010873.scr.exe
"C:\Users\Admin\AppData\Local\Temp\HBL NO NGT25010873.scr.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4576
- C:\Users\Admin\AppData\Local\Temp\HBL NO NGT25010873.scr.exe
  "C:\Users\Admin\AppData\Local\Temp\HBL NO NGT25010873.scr.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1736

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HBL NO NGT25010873.scr.exe

Filesize
1.7MB

MD5
b80331ab84fb85129717d5d846097bdb

SHA1
cee98d946b4dd163997031702718aaeace697b6c

SHA256
45717708e1d13150abc0d57e9c014443649b4e50243dc3409dda599cfcb2f4e0

SHA512
5e8f3173a92dae236f5c9529aca481c3875cb227c859d686308ab1edac416cd5a55acc4bee83fa293dfd71937850dea000dbdc6c0605de0dc48a1eaea855bc28

Download Submit
memory/1736-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1736-20-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/1736-19-0x0000000006AC0000-0x0000000006B10000-memory.dmp

Filesize
320KB

Download
memory/1736-15-0x0000000005310000-0x0000000005376000-memory.dmp

Filesize
408KB

Download
memory/1736-14-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/1736-13-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/4576-4-0x0000000005030000-0x000000000503A000-memory.dmp

Filesize
40KB

Download
memory/4576-8-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/4576-9-0x00000000053A0000-0x000000000543C000-memory.dmp

Filesize
624KB

Download
memory/4576-10-0x0000000005300000-0x0000000005308000-memory.dmp

Filesize
32KB

Download
memory/4576-7-0x000000007468E000-0x000000007468F000-memory.dmp

Filesize
4KB

Download
memory/4576-6-0x0000000005280000-0x00000000052F0000-memory.dmp

Filesize
448KB

Download
memory/4576-5-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/4576-0-0x000000007468E000-0x000000007468F000-memory.dmp

Filesize
4KB

Download
memory/4576-3-0x0000000005080000-0x0000000005112000-memory.dmp

Filesize
584KB

Download
memory/4576-16-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/4576-2-0x0000000005630000-0x0000000005BD4000-memory.dmp

Filesize
5.6MB

Download
memory/4576-1-0x00000000004A0000-0x000000000064E000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads